Amanita amerivirosa

Description

All white Amanita and a member of the death angle family Amanita bisporigera, Mature size is larger than Amanita bisporigera. This species is known to contain amatoxins. KOH leaves a yellow stain on the cap. 

Links:

• Mushroom Expert
• Mushroom Observer
• Wikipedia
• Google Image Search:
• Amanitaceae record

Observations:

• Mushroom Observer Pennsylvania Distribution
• MycoPortal Pennsylvania vouchers

 All images copyright of the photographer listed in the caption. 

Additional information